import java.util.Scanner;

public class Example3_4{

   public static void main(String args[]) {

        int number;

	System.out.println("输入正整数(回车确定)");

        Scanner reader=new Scanner(System.in);

	number = reader.nextInt();

	switch(number) {

	    case 9 :

	    case 131 :

	    case 12 :  System.out.println(number+"是三等奖");

		       break;

	    case 209 :

	    case 596 :

	    case 27 :  System.out.println(number+"是二等奖");

		           break;

	    case 875 :

	    case 316 :

	    case 59 :   System.out.println(number+"是一等奖");

	       	        break;

	    default:    System.out.println(number+"未中奖");

        }

   }

}










